Only use overlays on windows 10 anniversary update and later.

gpu/ipc/service/direct_composition_surface_win.cc

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/ipc/service/direct_composition_surface_win.h"
 
 #include "base/optional.h"
 #include "base/synchronization/waitable_event.h"
+#include "base/win/windows_version.h"
 #include "gpu/ipc/service/gpu_channel_manager.h"
 #include "gpu/ipc/service/gpu_channel_manager_delegate.h"
 #include "gpu/ipc/service/switches.h"
 #include "ui/display/display_switches.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gl/egl_util.h"
 #include "ui/gl/gl_angle_util_win.h"
 #include "ui/gl/gl_context.h"
 #include "ui/gl/gl_surface_egl.h"
 #include "ui/gl/scoped_make_current.h"
@@ skipping 48 matching lines @@
 // static
 bool DirectCompositionSurfaceWin::AreOverlaysSupported() {
   if (!base::FeatureList::IsEnabled(switches::kDirectCompositionOverlays))
     return false;
 
   if (!gl::GLSurfaceEGL::IsDirectCompositionSupported())
     return false;
 
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kEnableDirectCompositionLayers))
     return true;

[scottmg, 2017/03/29 03:16:02]

Did you mean to put it after this line?

[jbauman, 2017/03/29 18:55:36]

Yes, this switch allows us to test the directcomposition layer code even on
systems that don't have overlays. It'll work but use more power.

   if (command_line->HasSwitch(switches::kDisableDirectCompositionLayers))
     return false;
 
+  // Before Windows 10 Anniversary Update (Redstone 1), overlay planes
+  // wouldn't be assigned to non-UWP apps.
+  if (base::win::GetVersion() < base::win::VERSION_WIN10_R1)
+    return false;
+
   base::win::ScopedComPtr<ID3D11Device> d3d11_device =
       gl::QueryD3D11DeviceObjectFromANGLE();
   DCHECK(d3d11_device);
 
   base::win::ScopedComPtr<IDXGIDevice> dxgi_device;
   d3d11_device.QueryInterface(dxgi_device.Receive());
   base::win::ScopedComPtr<IDXGIAdapter> dxgi_adapter;
   dxgi_device->GetAdapter(dxgi_adapter.Receive());
 
   unsigned int i = 0;
@@ skipping 364 matching lines @@
       transform(transform),
       image(image),
       bounds_rect(bounds_rect),
       crop_rect(crop_rect) {}
 
 DirectCompositionSurfaceWin::Overlay::Overlay(const Overlay& overlay) = default;
 
 DirectCompositionSurfaceWin::Overlay::~Overlay() {}
 
 }  // namespace gpu